Free delphi vcl software for windows

Delphi Tutorial is a free tutorial how to create a logical game in delphi. The manual on development of a logic game in Delphi is identical to the manual versions for VB, Java and C++.
It would help you to master new programming languages in a short time. The manual includes Word document with step-by-step description of the process of program development, screenshots, procedure codes and 14 complete listings in Delphi (Borland Delphi Enterprice Version 5 Build 5.62) illustrating all stages of programming in Delphi-Application.

Develop DirectX plug-ins using Borland Delphi. Delphi DirectX SDK will help you develop DirectX plug-ins using Borland Delphi.
If you are fluent in C++, you should check out the Cakewalk DirectX Wizard. If you want to dig in further, the Sony Audio Plugin Development Kit (formerly known as Sonic Foundry PIDK) has lots of valuable doco and sample code.
Finally, the DirectX SDK that Microsoft ships with MSDN is the ultimate resource, where you can see the C++ source code for the DirectShow filter classes.
However, if you would prefer to use Delphi and avoid messing around with COM and the DirectShow interfaces, the DDX SDK V4 is for you.

Delphi Form Editor is a free and useful standalone editor for Delphi Form files (*.dfm) in both binary and text format.
It has object tree, object inspector and syntax highlighted editor and form previewing capability.
It can be extended with external packages (bpl files) to know more classes.
Forms can also be extracted from executables or libraries
Supports D1-D7 forms.

VCL 1 is designed to be a useful and smart tool which gives you the ability to compute vectors and angles. It's a useful tool for physics & maths (trigonomtry). Instructions: Click on the letter A, B or R in order to select the vector; hold down the left mouse button to move the vector. Hold down the right mouse button to drag all three vectors.

PKIBlackbox is a comprehensive component collection that adds Public Key Infrastructure (PKI) support to your Delphi, C++Builder or Kylix application. PKI includes X.509 certificates, certificate requests, certificate revokation lists, certificate storages etc. .
Main PKIBlackbox functions are:
* generate and validate certificates
* create and process certificate requests
* manage Certificate Revokation Lists
* import and export certificates in DER, PFX and PEM formats
* encrypt/sign and decrypt/verify files in PKCS#7 format
PKIBlackbox supports Windows Certificates and Windows Certificate Storages. PKIBlackbox lets you manage certificates, stored on CryptoCards and USB CryptoTokens.
This is VCL edition, which can be used with Delphi 4-7 and 2005/Win32, C++Builder 4-6 and Kylix 2-3.